MIFARE Classic® Compatible 1K 7-byte UID Direct Write

Description

This generic MIFARE Classic® compatible 1K card is designed for authorised RFID assessments, lab research and security training where a test credential with a changeable identifier is required. Its 7-byte UID can be modified multiple times using supported hardware and software, subject to correct configuration.

Key features

• Changeable 7-byte UID: the identifier can be updated repeatedly.
• DirectWrite support: provides a direct write method for supported card data and UID operations.
• 1K memory: compatible with the MIFARE Classic® 1K memory structure.
• Gen 2 chipset: identified by the supplier as a second-generation compatible magic-card design.
• Suitable for controlled testing of RFID enrolment, access-control workflows and reader behaviour with written authorisation.

Technical details

• Chipset: MIFARE Classic® compatible
• Memory size: 1K
• UID size: 7 bytes
• UID: modifiable multiple times
• Chip generation: Gen 2
• Write method: DirectWrite
• UID writing: block 0 direct write, with the supplier listing a one-time unlock requirement

Compatibility and setup

The supplier lists compatibility with Flipper Zero, Proxmark, iCopy-X, libNFC, Android and iOS tools, and ChameleonUltra. MIFARE Classic Tool is recommended for Android, while MTools is listed for supported mobile workflows. Use a compatible reader or writer and verify card data before writing. Incorrect configuration can make a card undetectable or unusable, so testing should be performed on expendable lab media.

Buying in the UK and EU

RedKit Labs offers this generic item for UK and EU security professionals, with prices displayed in GBP, EUR or USD and VAT handled at checkout. Use RFID cards only with proper authorisation, and review applicable access-control, privacy and data-protection requirements before deployment.